CN216729128U

CN216729128U - Stamping die convenient to drawing of patterns

Info

Publication number: CN216729128U
Application number: CN202123390908.2U
Authority: CN
Inventors: 毛国方; 施仲一
Original assignee: Wuxi Tongyi Mould Co ltd
Current assignee: Wuxi Tongyi Mould Co ltd
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-06-14
Anticipated expiration: 2031-12-29

Abstract

The utility model belongs to the technical field of the punching press and specifically relates to a stamping die convenient to drawing of patterns is related to, and it includes cope match-plate pattern and lower bolster, it presses the module to connect on the cope match-plate pattern, be connected with the pallet on the lower bolster, be provided with on the pallet with the die cavity that the moulding-die piece corresponds, the cope match-plate pattern is connected with stamping device, the lower bolster is located under the cope match-plate pattern, be provided with the bullet groove on the lower bolster, the bullet groove with the coaxial setting of die cavity, the bullet groove sets up the bottom of die cavity and with the die cavity intercommunication, bullet inslot in-connection has and is used for releasing the good part of punching press the elastic component of die cavity, this application has the effect of the drawing of patterns of being convenient for.

Description

Stamping die convenient to drawing of patterns

Technical Field

The application relates to the field of stamping, in particular to a stamping die convenient to demould.

Background

Stamping is a press working method in which a die mounted on a press is used to apply pressure to a material at room temperature to cause separation or plastic deformation thereof, thereby obtaining a desired part.

When the part is punched, the prefabricated plate is placed between the upper pressing die and the lower pressing die, then the upper pressing die moves towards the lower pressing die through the punching device, so that the prefabricated plate is punched into a required shape, the part for completing punching is often required to be taken by an operator in person, sometimes the prefabricated plate is blocked in the die and is not taken out well, the part is often damaged if being pried out by using some tools, the yield is reduced, and therefore, the punching die convenient for demoulding the part needs to be developed.

SUMMERY OF THE UTILITY MODEL

In order to facilitate the drawing of patterns, this application provides a stamping die convenient to drawing of patterns.

The application provides a stamping die convenient to drawing of patterns adopts following technical scheme:

the stamping die convenient for demolding comprises an upper die plate and a lower die plate, wherein a pressing module is connected onto the upper die plate, a molding plate is connected onto the lower die plate, a die groove corresponding to the pressing module is formed in the molding plate, the upper die plate is connected with a stamping device, the lower die plate is located under the upper die plate, an elastic groove is formed in the lower die plate and is coaxial with the die groove, the elastic groove is formed in the bottom of the die groove and is communicated with the die groove, and an elastic assembly used for pushing out a stamped part from the die groove is connected into the elastic groove.

Through adopting above-mentioned technical scheme, place the prefabricated plate on the system template, move the moulding-die piece towards the system template through stamping device, the moulding-die piece is impressed the part of prefabricated plate in the die cavity to accomplish the punching press, after the punching press was accomplished, elastic component will accomplish the part of punching press and release from the die cavity, thereby realize automatic drawing of patterns, the drawing of patterns of the punching press part of being convenient for.

Optionally, the elastic assembly includes a pressure spring and a pressing plate, the pressure spring is connected to the bottom of the elastic groove, the pressing plate is connected to one end of the pressure spring, which is far away from the bottom of the elastic groove, and when the pressure spring is in a natural state, the pressing plate is located in the elastic groove.

Through adopting above-mentioned technical scheme, when the die block pressed the part of prefabricated plate in the die cavity, the part that the prefabricated plate was impressed the die cavity supported and is pressed on propping the clamp plate, and the pressure spring is compressed, and after the prefabricated plate was kept away from to the die block, the pressure spring recovered the natural state, and the part that the punching press was good exposes from the die cavity under the promotion of propping the clamp plate.

Optionally, the side wall of the pressing plate is connected with a guide strip, the side wall of the elastic groove is provided with a guide groove, and the guide strip is inserted in the guide groove and is in sliding fit with the guide groove.

Through adopting above-mentioned technical scheme, the sliding fit of gib block and guide way provides the direction for the removal that supports the clamp plate to it produces the slope to have reduced the pressure spring when compressed.

Optionally, the lower die plate is connected with a limiting component, the limiting component is used for limiting the position of the pressing plate, the limiting component comprises a limiting rod and an elastic block, a limiting groove is formed in the side wall of the elastic groove, a slot corresponding to the limiting groove is formed in the pressing plate, a spring is connected in the limiting groove, one end, away from the bottom of the limiting groove, of the spring is connected with the elastic block, when the spring is in a natural state, one end of the elastic block is located in the limiting groove, the other end of the elastic block is located in the elastic groove and inserted in the slot, the side wall, facing the pressure spring, of the elastic block is provided with a cambered surface, the limiting rod is connected to the side wall, connected with the pressure spring, of the pressing plate, the limiting rod is inserted in the lower die plate, the limiting rod is connected with a limiting ring, when the elastic block is inserted in the slot, the side wall of the pressing plate, which is far away from the pressure spring, is flush with the bottom of the die groove, and the side wall of the limiting ring is abutted against the bottom of the elastic groove.

Through adopting above-mentioned technical scheme, when the die block impresses the die cavity with the part of prefabricated plate, the part that the prefabricated plate was impressed the die cavity supports to press on supporting the clamp plate, and the pressure spring is compressed, supports the clamp plate and moves towards bullet groove bottom, and the bullet piece inserts the slot to restricted the limiting plate and continued the downstream, reduced the die block and supported to press the prefabricated plate and continue to move towards the lower bolster, the prefabricated plate is impressed the bullet groove, causes the possibility of damage to the spare part finished product.

Optionally, a guide cylinder is connected to the lower template, a guide post is connected to the upper template, the guide post is inserted into the guide cylinder and is in sliding fit with the guide cylinder, a reset spring is connected to the bottom of the guide cylinder, and one end of the reset spring, which is far away from the bottom of the guide cylinder, is connected to the guide post.

Through adopting above-mentioned technical scheme, the sliding fit of guide post and guide cylinder for the cope match-plate pattern moves towards the lower bolster vertically, has improved punching press quality.

Optionally, the lower template is connected with a plurality of positioning cylinders, and the plurality of positioning cylinders are circumferentially arrayed on the lower template by taking the axis of the die cavity as a center.

By adopting the technical scheme, after the prefabricated plate is placed on the die plate, the air cylinder is started and clamps the prefabricated plate, so that the prefabricated plate is positioned, the possibility of movement of the prefabricated plate during stamping is reduced, and the stamping effect is improved.

Optionally, the pressing module is detachably connected to the upper template, the molding plate is slidably connected to the lower template, an opening corresponding to the molding plate is formed in the lower template, the molding plate is located in the opening, the opening penetrates through one side wall of the lower template, an insertion groove is formed in the side wall opposite to the opening, an insertion strip is connected to the molding plate, and the insertion strip is inserted into the insertion groove and is in sliding fit with the insertion groove.

Through adopting above-mentioned technical scheme, the sliding fit system module through inserting groove and grafting strip can be dismantled and be connected on the lower bolster to be convenient for carry out the punching press to different parts.

Optionally, the lower template is hinged with a positioning rod for positioning the molding plate, the molding plate is connected with a positioning block, the positioning block is provided with a rod groove, and the positioning rod is inserted in the rod groove.

Through adopting above-mentioned technical scheme, rotate the locating lever, insert the locating lever in the pole groove, will make the module restriction in the opening for make module and lower bolster stable connection.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the prefabricated plate is placed on the template, the pressing module is moved towards the template through the punching device, the pressing module presses part of the prefabricated plate into the die cavity so as to complete punching, and after the punching is completed, the elastic assembly pushes out the part which is subjected to the punching from the die cavity so as to realize automatic demolding and facilitate the demolding of the punched part;

2. when the pressing module presses part of the prefabricated plate into the die cavity, the part of the prefabricated plate pressed into the die cavity abuts against the pressing plate, the pressing spring is compressed, the pressing plate moves towards the bottom of the elastic groove, and the elastic block is inserted into the slot, so that the limiting plate is limited from moving downwards continuously, the possibility that the pressing block abuts against the prefabricated plate to move continuously towards the lower die plate, the prefabricated plate is pressed into the elastic groove, and damage is caused to a finished product of the part is reduced;

3. the sliding fit system module through the inserting groove and the inserting strip is detachably connected to the lower template, so that different parts can be conveniently stamped.

Drawings

FIG. 1 is a schematic view of the overall structure of a stamping die for embodying an easy-to-release mold;

fig. 2 is a schematic diagram for showing a positional relationship between the elastic block and the pressing plate.

Description of reference numerals:

1. mounting a template; 2. a lower template; 3. pressing the module; 4. angle steel; 5. a bolt; 6. manufacturing a template; 7. opening the gap; 8. a die cavity; 9. a spring slot; 10. inserting grooves; 11. inserting strips; 12. positioning a rod; 13. positioning blocks; 14. a pressure spring; 15. pressing the plate; 16. a limiting rod; 17. a spring block; 18. a limiting groove; 19. a slot; 20. a spring; 21. a rod hole; 22. a limiting ring; 23. a demoulding oil cylinder; 24. positioning the air cylinder; 25. a guide post; 26. and a guide cylinder.

Detailed Description

The embodiment of the application discloses stamping die convenient to drawing of patterns.

Referring to fig. 1 and 2, a stamping die convenient to drawing of patterns, including cope match-plate pattern 1 and lower bolster 2, a lateral wall and stamping device of cope match-plate pattern 1 are connected, can dismantle on another lateral wall and be connected with and press the module 3, be connected with four angle steel 4 on the cope match-plate pattern, the axle center of template 1 is central circumference array on cope match-plate pattern 1 more than four angle steel 4, an extension board fixed connection of angle steel 4 is on cope match-plate pattern 1, threaded connection has bolt 5 on another extension board, press module 3 is located between four angle steel 4 and sets up with cope match-plate pattern 1 is coaxial, bolt 5 runs through angle steel 4 and threaded connection is on pressing module 3.

Referring to fig. 1 and 2, a lower template 2 is positioned under an upper template 1, a molding template 6 is detachably connected to the lower template 2, an elastic groove 9 and an opening 7 corresponding to the molding module 6 are arranged on the lower template 2, the elastic groove 9 is positioned under a pressing module 3, the opening 7 is positioned under the pressing module 3, the axis of the opening 7 intersects with the axis of the pressing module 3, the bottom of the opening 7 is communicated with the elastic groove 9, the opening 7 penetrates through one side wall of the lower template 2, an insertion groove 10 is arranged on the side wall opposite to the opening 7, an insertion strip 11 is connected to the molding template 6, the insertion strip 11 is inserted in the insertion groove 10 and is in sliding fit with the insertion groove 10, a positioning rod 12 for positioning the molding template 6 is hinged to the lower template 2, a positioning block 13 is connected to the molding template 6, a rod groove is arranged on the positioning block 13, the positioning rod 12 is inserted in the rod groove, a mold groove 8 corresponding to the pressing module 3 is arranged on the molding template 6, when the moulding board 6 is positioned in the gap 7, the die cavity 8 is positioned under the die pressing block 3, and the elastic groove 9 and the die cavity 8 are coaxially arranged.

Referring to fig. 1 and 2, be connected with elastic component and spacing subassembly on the lower bolster 2, elastic component is used for pushing out die cavity 8 with the good part of punching press, elastic component includes pressure spring 14 and supports pressure plate 15, pressure spring 14 is connected in the bottom of bullet groove 9, support pressure plate 15 and connect and serve at the one end that the pressure spring 14 keeps away from bullet groove 9 bottom, it is connected with the gib block to support on pressure plate 15's the lateral wall, be provided with the guide way on the lateral wall of bullet groove 9, the gib block is inserted and is established in the guide way and with guide way sliding fit, when pressure spring 14 is in natural state, support one end of pressure plate 15 and be located bullet groove 9, the other end runs through die cavity 8, when pressure spring 14 is in natural state, support pressure plate 15 and keep away from the lateral wall of pressure spring 14 and make module 6 and keep away from the lateral wall of bullet groove 9 and flush.

Referring to fig. 1 and 2, the limiting component is used for limiting the position of the pressing plate 15, the limiting component includes a limiting rod 16 and an elastic block 17, a limiting groove 18 is disposed on the side wall of the elastic groove 9, a slot 19 corresponding to the limiting groove 18 is disposed on the pressing plate 15, a spring 20 is connected in the limiting groove 18, one end of the spring 20 away from the bottom of the limiting groove 18 is connected with the elastic block 17, when the spring 20 is in a natural state, one end of the elastic block 17 is located in the limiting groove 18, the other end is located in the elastic groove 9 and inserted in the slot 19, the side wall of the elastic block 17 facing the compressed spring 14 is set to be a cambered surface, the limiting rod 16 is connected to the side wall of the pressing plate 15 connected with the compressed spring 14, a rod hole 21 is disposed on the lower die plate 2, one end of the limiting rod 16 away from the pressing plate 15 is inserted in the rod hole 21, a limiting ring 22 is connected to the limiting rod 16, when the elastic block 17 is inserted in the slot 19, the side wall of the pressing plate 15 away from the compressed spring 14 is flush with the bottom of the die groove 8, the side wall of the limit ring 22 is abutted against the bottom of the elastic groove 9.

Referring to fig. 1 and 2, a demoulding oil cylinder 23 and two positioning cylinders 24 are connected to the lower template 2, the two positioning cylinders 24 are oppositely arranged on the lower template 2 by taking the die cavity 8 as a center, a positioning plate is connected to a piston rod of the positioning cylinder 24, a gasket is connected to a side wall of the positioning plate far away from the positioning cylinder 24, the demoulding oil cylinder 23 is located on one side of the die cavity 8, a gasket is also connected to a piston rod of the demoulding oil cylinder 23, and the gasket is made of rubber.

Referring to fig. 1 and 2, the upper die plate 1 is connected with a guide post 25, the lower die plate 2 is connected with a guide cylinder 26, the guide post 25 is inserted in the guide cylinder 26 and is in sliding fit with the guide cylinder 26, the guide post 25 is connected with a return spring, and one end of the return spring, which is far away from the guide post 25, is connected to the bottom of the guide cylinder 26.

The implementation principle of the stamping die convenient for demolding is as follows: installing a proper die block 3 on an upper template 1 through a bolt 5, inserting an inserting strip 11 into an inserting groove 10, inserting a proper die groove 8 into a notch 7, rotating a positioning rod 12, inserting the positioning rod 12 into a rod groove, installing a manufacturing module 6 on a lower template 2, placing a prefabricated plate on the manufacturing template 6, starting a positioning air cylinder 24 to clamp the prefabricated plate, moving the die block 3 towards the manufacturing template 6 through a punching device, moving a guide post 25 along a guide cylinder 26, pressing the part of the prefabricated plate into the die groove 8 by the die block 3, abutting the part of the prefabricated plate pressed into the die groove 8 against an abutting plate 15, compressing a compression spring 14, moving the abutting plate 15 towards the bottom of an elastic groove 9, moving the guide strip along the guide groove, moving a limiting rod 16 in a rod hole 21, inserting the elastic block 17 into an inserting groove 19, restoring the natural state of the spring 20, abutting a limiting ring 22 against the bottom of the elastic groove 9, and completing punching, the pressing module 3 is far away from the precast slab, the compression spring 14 is in a natural state, under the action of the compression spring 14, the pressing plate 15 moves away from the compression spring 14, the side wall of the elastic block 17 facing the compression spring 14 is a cambered surface, when the pressing plate 15 moves away from the compression spring 14, the elastic block 17 slides out of the slot 19, the spring 20 is compressed, the pressing plate 15 continues to move away from the compression spring 14 until the compression spring 14 returns to the natural state, the pressed part is pushed out of the die slot 8 by the pressing plate 15, then the demolding oil cylinder 23 is started, the pressed part is pushed out from the position between the upper die plate 1 and the lower die plate 2, and therefore automatic demolding is achieved, and demolding of the pressed part is facilitated.

Claims

1. The utility model provides a stamping die convenient to drawing of patterns, includes cope match-plate pattern (1) and lower bolster (2), its characterized in that: the stamping die comprises an upper die plate (1), a pressing module (3) is connected onto the upper die plate (1), a die making plate (6) is connected onto the lower die plate (2), a die groove (8) corresponding to the pressing module (3) is formed in the die making plate (6), the upper die plate (1) is connected with a stamping device, the lower die plate (2) is located under the upper die plate (1), an elastic groove (9) is formed in the lower die plate (2), the elastic groove (9) and the die groove (8) are coaxially arranged, the elastic groove (9) is formed in the bottom of the die groove (8) and communicated with the die groove (8), and an elastic component used for pushing out stamped parts from the die groove (8) is connected into the elastic groove (9).

2. The stamping die for facilitating stripping as claimed in claim 1, wherein: elastic component includes pressure spring (14) and supports clamp plate (15), pressure spring (14) are connected the bottom of bullet groove (9), it connects to support clamp plate (15) pressure spring (14) are kept away from one of bullet groove (9) bottom and are served, work as when pressure spring (14) are in natural state, it is located to support clamp plate (15) bullet inslot (9).

3. The press die facilitating demolding as claimed in claim 2, wherein: the side wall of the pressing plate (15) is connected with a guide strip, the side wall of the elastic groove (9) is provided with a guide groove, and the guide strip is inserted in the guide groove and is in sliding fit with the guide groove.

4. A press die for facilitating stripping as claimed in claim 3, in which: the lower template (2) is connected with a limiting component, the limiting component is used for limiting the position of a pressing plate (15), the limiting component comprises a limiting rod (16) and an elastic block (17), a limiting groove (18) is formed in the side wall of the elastic groove (9), a slot (19) corresponding to the limiting groove (18) is formed in the pressing plate (15), a spring (20) is connected in the limiting groove (18), one end, far away from the bottom of the limiting groove (18), of the spring (20) is connected with the elastic block (17), when the spring (20) is in a natural state, one end of the elastic block (17) is located in the limiting groove (18), the other end of the elastic block is located in the elastic groove (9) and inserted in the slot (19), the side wall, facing the pressure spring (14), of the elastic block (17) is set to be an arc surface, the limiting rod (16) is connected to the side wall, connected with the pressing plate (15), connected with the pressure spring (14), one end, far away from the pressing plate (15), of the limiting rod (16) is inserted into the lower die plate (2), a limiting ring (22) is connected to the limiting rod (16), when the elastic block (17) is inserted into the slot (19), the pressing plate (15) is far away from the side wall of the pressure spring (14) and the bottom of the die groove (8) are flush, and the side wall of the limiting ring (22) is abutted to the bottom of the elastic groove (9).

5. The press die facilitating demolding as claimed in claim 1, wherein: the lower template (2) is connected with a guide cylinder (26), the upper template (1) is connected with a guide post (25), the guide post (25) is inserted into the guide cylinder (26) and is in sliding fit with the guide cylinder (26), the bottom of the guide cylinder (26) is connected with a reset spring, and one end, far away from the bottom of the guide cylinder (26), of the reset spring is connected to the guide post (25).

6. The stamping die for facilitating stripping as claimed in claim 1, wherein: the lower template (2) is connected with a plurality of positioning cylinders (24), and the positioning cylinders (24) are circumferentially arrayed on the lower template (2) by taking the axis of the die cavity (8) as the center.

7. The stamping die for facilitating stripping as claimed in claim 1, wherein: the lower die plate is characterized in that the template making plate (6) is connected to the lower die plate (2) in a sliding mode, an opening (7) corresponding to the template making plate (6) is formed in the lower die plate (2), the template making plate (6) is located in the opening (7), the opening (7) penetrates through one side wall of the lower die plate (2), inserting grooves (10) are formed in the side wall opposite to the opening (7), inserting strips (11) are connected to the template making plate (6), and the inserting strips (11) are inserted into the inserting grooves (10) and are in sliding fit with the inserting grooves (10).

8. The stamping die for facilitating stripping as claimed in claim 7, wherein: the lower template (2) is hinged with a positioning rod (12) used for positioning the moulding board (6), the moulding board (6) is connected with a positioning block (13), the positioning block (13) is provided with a rod groove, and the positioning rod (12) is inserted in the rod groove.